Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3897813   41536    0    0    0     0          0         0  3897813   41536    0    0    0     0       0          0
  eth0: 1415668849  974291    0    0    0     0          0         0  5047148   59038    0    0    0     0       0          0
  eth1: 2149128450  286727    0    0    0     0          0         0 473896886  133652    0    0    0     0       0          0
ovs-system:       0       0    0    0    0     0          0         0        0       0    0    0    0     0       0          0
 br-ex: 2087149011  143535    0    0    0     0          0         0 462453219  107577    0    0    0     0       0          0
vlan22:    1358      31    0    0    0     0          0         0    13524     148    0    0    0     0       0          0
vlan20: 32103051   21378    0    0    0     0          0         0 10519519   17944    0    0    0     0       0          0
vlan21:     728      14    0    0    0     0          0         0      126       3    0    0    0     0       0          0
br-int:       0       0    0    0    0     0          0         0        0       0    0    0    0     0       0          0
genev_sys_6081:     196       7    0    0    0     0          0         0     3528     126    0    8    0     0       0          0
